What causes pain in the lower neck at the collarbone

Pain at the clavicle below the neck is considered to be caused by muscle strain, rheumatoid arthritis, clavicle fracture and other conditions.
1. Muscle strain: this condition is mainly due to the patient’s frequent local muscle contraction or stretching, more than the muscle tissue to withstand the force, resulting in muscle tears or even rupture caused by the patient often lead to local muscle pain, swelling and other symptoms. If the patient recently often chest muscle exercise, caused by the neck below the clavicle muscle strain, will appear below the neck at the clavicle pain.
2. Rheumatoid arthritis: this disease is a common clinical autoimmune disease, clinical considerations and autoimmune factors, genetic factors and other influences. The disease can occur in the patient’s wrist, toes and other parts of the joints, often leading to joint stiffness, swelling, pain and other symptoms, when it occurs in the clavicle, it will lead to the patient to appear below the neck at the clavicle pain symptoms.
3. Clavicle fracture: this disease is one of the common clinical shoulder trauma, usually due to the patient’s clavicle was violent trauma caused by clavicle integrity is interrupted due to the patient’s clavicle, the patient often occurs below the neck clavicle pain, swelling and other symptoms.
Clinical can lead to the patient’s neck below the clavicle at the pain of more reasons, it is recommended that the patient first medical examination, clear specific causes targeted treatment.